/**
 * Copyright 2008 Mathias Doenitz, http://lis.to/
 *
 * This file is part of the lis.to java desktop client. The lis.to java desktop client is free software: you can
 * redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free
 * Software Foundation, either version 3 of the License, or (at your option) any later version.
 *
 * The lis.to java desktop client is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
 * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along with the lis.to java desktop client.
 * If not, see http://www.gnu.org/licenses/
 */

package listo.client.model.operations;

import listo.client.model.ObjectId;
import listo.client.model.Task;
import listo.client.model.Tasks;

import java.util.ArrayList;
import java.util.List;

public abstract class TasksOp extends Operation {

    // due to a bug in xstream we cannot declare the task list
    // directly here but have to to so in the derived classes
    // therefore we just declare the accessors here

    protected abstract List<ObjectId> getTasks();

    protected abstract void setTasks(List<ObjectId> tasks);

    public void setTasks(ObjectId... tasks) {
        ArrayList<ObjectId> list = new ArrayList<ObjectId>(tasks.length);
        for (ObjectId id : tasks) {
            list.add(new ObjectId(id));
        }
        setTasks(list);
    }

    public void setTasks(Tasks tasks) {
        ArrayList<ObjectId> list = new ArrayList<ObjectId>(tasks.size());
        for (Task task : tasks) {
            list.add(new ObjectId(task.getId()));
        }
        setTasks(list);
    }

}